<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<!-- TemplateBeginEditable name="doctitle" -->
<title></title>
<!-- TemplateEndEditable -->
<!-- TemplateBeginEditable name="head" -->
<!-- TemplateEndEditable -->
<style type="text/css">
<!--
.main_div {
	position:absolute;
	width:1000px;
	height:800px;
	left:50%;
	margin-left:-500px;
	background-color:#e0ebf4;
}
-->
</style>
</head>
   
<body>
<div class="main_div">
<form action="#" method="post">
<label>还没卖&nbsp;<input type="text" name="username" /></label>
</form>
</div>
</body>
</html>